Respuesta :

Answer:2,8,8,6

Step-by-step explanation:

[tex]f_x=2x+8y\\f_y=8x+6y\\f_{xx}= 2\\f_{xy}= f_{yx}= 8\\f_{yy}=6[/tex]

According to Clairaut's theorem, for most cases, the mixed partial derivatives are equal. In this case, it is.

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